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Table 3 Sit-to-stand measurements

From: Whole-body vibration training improves balance control and sit-to-stand performance among middle-aged and older adults: a pilot randomized controlled trial

 

Pre-test

Post-test

Change (%)

P

ES

WTT (sec)

 Ind (n = 10)

0.4 ± 0.2 (0.3)

0.4 ± 0.2 (0.3)

−2.9 ± 32.3

0.536

0.540

 Fix (n = 9)

0.5 ± 0.3 (0.6)

0.3 ± 0.3 (0.3)

−36.0 ± 29.9

0.017*

0.674

 Con (n = 10)

0.5 ± 0.2 (0.5)

0.4 ± 0.2 (0.4)

−7.4 ± 48.8

0.206

0.515

WTRI (% of body weight)

 Ind (n = 10)

20.8 ± 5.9

24.0 ± 6.0

17.8 ± 19.9

0.025*

0.580

 Fix (n = 9)

22.4 ± 9.1

24.7 ± 9.4

13.8 ± 31.9

0.260

0.584

 Con (n = 10)

24.7 ± 9.3

26.6 ± 9.5

11.0 ± 22.0

0.274

0.588

COGSV (deg/s)

 Ind (n = 10)

4.6 ± 1.8

4.7 ± 0.8

13.3 ± 37.7

0.868

0.573

 Fix (n = 9)

3.4 ± 1.4

4.2 ± 1.1

34.5 ± 53.4

0.054

0.566

 Con (n = 10)

3.8 ± 1.3

4.5 ± 0.9

30.7 ± 42.9

0.072

0.534

  1. All values are expressed as means ± SDs (medians). COGSV center of gravity sway velocity, Con control group, ES effect size, Fix fixed group, Ind individualized group, SD standard deviation, WTRI rising index, WTT weight transfer time. *Post-test values are significantly different than pre-test values at P < 0.05